.doc-input {
  width: 0;
  height: 1.4em;
  min-width: 1em;
  box-sizing: content-box;
  padding: 1px 2px;
  border: 1px solid #169bd5;
  border-radius: 3px;
  margin: 0 3px;
  font-size: inherit;
  font-family: inherit;
  font-weight: inherit;
  background-color: inherit;
  vertical-align: inherit;
  font-style: inherit;
  text-decoration-line: inherit;
  color: inherit;
  outline: none;
  text-align: center;
  transition: none;
  transition: box-shadow 0.2s;
}
.doc-input:focus,
.doc-input--light {
  box-shadow: rgb(180, 213, 255) 0 0 0 2px;
}

.doc-input:focus,
.doc-input--light {
  box-shadow: rgb(180, 213, 255) 0 0 0 2px;
}

.doc-input--del {
  text-decoration: line-through;
}

.doc-input--sup {
  font-size: smaller !important;
  vertical-align: super;
}

.doc-input--sub {
  font-size: smaller !important;
  vertical-align: sub;
}

.doc-input--underline {
  text-decoration: underline;
}

.doc-input--italic {
  font-style: italic;
}

.doc-input--bold {
  font-weight: bold;
}
